#ifndef _sysytem_
#define _sysytem_
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<stdbool.h>
#define max 10
#define namemax 20
#define numbermax 6
#define max 10

typedef struct str 
{
    char i;
    char data1[numbermax] ;//账号
    char data2[max] ;//密码
    struct str *next;
    struct str *prev;
} node;
typedef struct st 
{
    char name[namemax];
    char number[numbermax];
    node* next;
} node1;
typedef struct stru 
{
    char name[namemax];
    char gender[4];
    char number[numbermax];
    float data1;//高数成绩
    float data2;//C语言成绩
    struct stru *next;
    struct stru *prev;
} list;

void MAIN(node1*head,list*l);
node1* init1_1(void);
list* init1(void);
#endif
